<?php
namespace app;

use think\db\exception\DataNotFoundException;
use think\db\exception\ModelNotFoundException;
use think\exception\Handle;
use think\exception\HttpException;
use think\exception\HttpResponseException;
use think\exception\ValidateException;
use think\Response;
use Throwable;
use think\db\exception\DbException;
use app\model\BbcLogModel\RequestExceptionLog;
use think\exception\RouteNotFoundException;

/**
 * 应用异常处理类
 */
class ExceptionHandle extends Handle
{
    /**
     * 不需要记录信息（日志）的异常类列表
     * @var array
     */
    protected $ignoreReport = [
        HttpException::class,
        HttpResponseException::class,
        ModelNotFoundException::class,
        DataNotFoundException::class,
        ValidateException::class,
    ];

    /**
     * 记录异常信息（包括日志或者其它方式记录）
     *
     * @access public
     * @param  Throwable $exception
     * @return void
     */
    public function report(Throwable $exception): void
    {
        // 使用内置的方式记录异常日志
        parent::report($exception);
    }

    /**
     * Render an exception into an HTTP response.
     *
     * @access public
     * @param \think\Request   $request
     * @param Throwable $e
     * @return Response
     */
    public function render($request, Throwable $e) : Response
    {
        // 添加自定义异常处理机制
        if ($e instanceof DbException) {
            // 数据库错误
            $code = 500;
            $msg = $e->getMessage();
        } else if ($e instanceof ValidateException) {
            // 验证错误
            $code = 422;
            $msg = $e->errors();
        } else if ($e instanceof RouteNotFoundException) {
            // URL不正确 或者 请求方式不正确
            $code = 404;
            $msg = $e->getMessage() . ',Please Check Your Request Url or Method';
        } else {
            // 其他异常
            $code = 502;
            $msg = $e->getMessage();
        }
        
        $return = [
            'errorMsg'  => $msg,
            'errorCode' => $code,
            'errLines'  => $e->getLine(),
            'errFile'   => $e->getFile(),
        ];
        
        $request_url = $request->domain().$request->url();
        
        //写入请求错误日志
        RequestExceptionLog::instance()->addLog([
            'request_url'           => $request_url,
            'request_method'        => $request->method(),
            'request_parameters'    => $request->all(),
            'response_code'         => $code,
            'response_msg'          => $msg,
            'response_contents'     => $return
        ]);
        
        //无缓存返回
        return response($return['errorMsg'])->code($code)->allowCache(false);
    }
}
